Fastening tool



FIG. 1 is a perspective illustration from the front and left side, of afastening tool according to our design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

In FIGS. 1-7, broken lines showing structures are for illustrativepurposes only and form no part of the claimed design.

The ornamental design for a fastening tool, as shown and described.